Gripping device



OGL 27, 19.36- I P. BOROWSKI 2,058,949

GRIPPING DEVICE Filed Deo. 18, 1955 Z INVENTOR.

l fr', ATTOR EYS Patented Oct. 27,A 1936l ,I

l UNITED sia'rlzs'A PATENT". OFFICE GRIPPIN G DEVICE Peter Bukowski. Detroit, Mich., assignor o! onehal! to Joseph Bargielewicz and Mitchel Kulbaka, both of Detroit, Mich.

Application Decemberl 18, 1933, Serial No. 702,946

4 Claims. (Cl. S14-r3.1)

This invention relates to appliances for assist- Ption formed of spaced plates i2|2 having an ing in the opening and handling of screw-topped arcuate edge adapted to substantially conform containers, such as the preserving jars of the soto the curvature of the top f a can 0r jar, Such called Mason type having screw tops and used as the familiar Mason jar used for home Acan- 5 for home and other preserving of foods in relal ning and the like. Between the spaced plates tively small quantities, but suitable for use as l2-l2' Carried by the head or jar-engaging end well in connection with cans and other recepta- 0f the device iS arranged a michel? mechanism cles having lids removable by turning. operable by means of the swingable handle Il,

An important object of the invention is the proy which is fulcrumed on the shaft I4 of the ratchet vision of means whereby such jars or other conwheel i5, being loosely mounted on said shaft by 10 tainers. having screw-tops' maybe tightly sealed means of a slotted connection, as at Il. and easily opened, and whereby in addition they The handle il' carries rigidly a pawl I9 enmay be conveniently handled even while hot. gageable with the teeth of the ratchet wheel to A further object is the provision of a simple, turn the Same When the' handle iS swung While compact and easily operable device of the ndiat one end of its slotted connection `(il) with 15 cated character by which the screw top of a can the ratchet shaft but movable to free the teeth or jar vhead may be tightly gripped without rewhen the handle is moved radially outwardly quiring the user to handle the can or jar to apaway from the Shaft t0 the other end 0f S11Ch ply the device. Another object is the provision slotted connection. A

of such a tool by means of which a can or jar Another pawl 20, also pivoted in the head porzo top may be so firmly grasped that the jar or can tion between the plates l2-I2, is swingable may be safely handled by means of the device. about its supporting pin 2l into and out of` en- Still another object of the invention is the progagement with the teeth of ratchet wheel I5. Vision of a device for turning the screw tops of Pawl 20 is provided with an integral trigger arm containers which is attachable more firmly to 22 byvmeans of which it may be manually re- 25 and enables the application of greater leverage leased, and a leverportion 23 extending to a poupon a; top to be turned than has been possible sitionrendering it engageable by the handle il with devices of thlscharacter heretofore availwhen the latter is moved into sufficiently close able. proximity to the handle i0. When the handle- Other objects and advantages will be apparent Sections are urged together, as they are when 30 from the following description wherein reference both grasped at once in the natural and most is made to the accompanying drawing illustratconvenient manner, such engagement of the ing preferred embodiments of my invention and swingable handle section il with the lever arm wherein similar reference numerals designate 23 acting toforce the pawl 20 into engagement similar parts throughout the severalviews. with the ratchet teeth and so hold the ratchet 35 In the drawing: A against movement. When the swingable handle Fig. 1 is a plan view partly broken away of an section is free of the arm 23, however, the pawl appliance constructed in accordance with the may be released by pressing upon trigger 22, a1-

principles of this invention. though the pawl remains in engagement with the Fig. 2 is a similar view showing the working ratchet until so released, and likewise remains o parts in a, different position. l released until again forced into action by the Fig. 3 is a detailed pian view of the .ratchet swingable handle, inasmuch as no spring orequivmechanism. aient means tends to hold the pawl in either po- Fig. 4 is a section taken substantially on the sition.

line d-ll of Fig. 2, and looking in the direction Secured at one extremity to the shaft it carry- 45 of the arrows. ing the ratchet wheel is a. ribbon-like spring Fig. 5 is a side view of the'device; and clamping element 2E, which may be formed of Fig. 6 is a similar side view taken looking in clockspring or similar material and which tends the opposite direction and showingv the device to straighten when relaxed. The clamping elepositioned for use in conjunction with a jar, inment is looped beyond the end of the head in the 50 dicated in dotted lines. manner shown in Figs. l and 2 and secured. at

In the drawing reference character it desigits free extremity dil to a pin 26 extending benates the fixed section of a'two-part handle, the tween the plates vi2---i2' near one end of the movable portion of which is designated ll. The head portion.

xed handle carries at one extremity a head por- A stop or abutment @il carried by and project- 55 

